3399981556 has 12 divisors (see below), whose sum is σ = 5950824292. Its totient is φ = 1699746048.

The previous prime is 3399981523. The next prime is 3399981617. The reversal of 3399981556 is 6551899933.

It can be written as a sum of positive squares in 2 ways, for example, as 2128345956 + 1271635600 = 46134^2 + 35660^2 .

It is a super-2 number, since 2×3399981556² = 23119749162280362272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3399981556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27915 + ... + 87058.

Almost surely, 2^3399981556 is an apocalyptic number.

It is an amenable number.

3399981556 is a deficient number, since it is larger than the sum of its proper divisors (2550842736).

3399981556 is a wasteful number, since it uses less digits than its factorization.

3399981556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122370 (or 122368 counting only the distinct ones).

The product of its digits is 7873200, while the sum is 58.

The square root of 3399981556 is about 58309.3607922433. The cubic root of 3399981556 is about 1503.6918771664.

The spelling of 3399981556 in words is "three billion, three hundred ninety-nine million, nine hundred eighty-one thousand, five hundred fifty-six".